/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.tracker.preheat.supplier;

import java.util.List;
import java.util.stream.Collectors;

import lombok.NonNull;
import lombok.RequiredArgsConstructor;

import org.hisp.dhis.common.IdentifiableObject;
import org.hisp.dhis.period.Period;
import org.hisp.dhis.period.PeriodStore;
import org.hisp.dhis.tracker.TrackerImportParams;
import org.hisp.dhis.tracker.preheat.TrackerPreheat;
import org.hisp.dhis.tracker.preheat.cache.PreheatCacheService;
import org.springframework.stereotype.Component;

/**
 * @author Luciano Fiandesio
 */
@RequiredArgsConstructor
@Component
public class PeriodTypeSupplier extends AbstractPreheatSupplier
{
    @NonNull
    private final PeriodStore periodStore;

    @NonNull
    private final PreheatCacheService cache;

    @Override
    public void preheatAdd( TrackerImportParams params, TrackerPreheat preheat )
    {
        if ( cache.hasKey( Period.class.getName() ) )
        {
            addToPreheat( preheat, cache.getAll( Period.class.getName() ) );
        }
        else
        {
            final List<Period> periods = periodStore.getAll();
            addToCache( cache, periods );
            _addToPreheat( preheat,
                periods.stream().map( p -> (IdentifiableObject) p ).collect( Collectors.toList() ) );
        }
        // Period store can't be cached because it's not extending
        // `IdentifiableObject`
        periodStore.getAllPeriodTypes()
            .forEach( periodType -> preheat.getPeriodTypeMap().put( periodType.getName(), periodType ) );
    }

    private void _addToPreheat( TrackerPreheat preheat, List<IdentifiableObject> periods )
    {
        periods.forEach( p -> preheat.getPeriodMap().put( p.getName(), (Period) p ) );
    }
}
